Home / 623,940,377,517.12-935,257,354,581.48-261,113,922,369.36

Finding the Fourth Proportional to 623,940,377,517.12, 935,257,354,581.48 and 261,113,922,369.36

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Solution

The fourth proportional to 623,940,377,517.12, 935,257,354,581.48 and 261,113,922,369.36 is: 391,397,519,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,940,377,517.12 : 935,257,354,581.48 = 261,113,922,369.36 : x
  2. Step 2: Convert to fraction form
    623,940,377,517.12/935,257,354,581.48 = 261,113,922,369.36/x
  3. Step 3: Cross multiply
    623,940,377,517.12x = 935,257,354,581.48 × 261,113,922,369.36
  4. Step 4: Simplify right side
    623,940,377,517.12x = 244,208,716,279,561,553,182,720
  5. Step 5: Solve for x
    x = 244,208,716,279,561,553,182,720/623,940,377,517.12
  6. Step 6: Final answer
    x = 391,397,519,826.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.